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Algebraic Techniques, SM-Bank 136 MC

The expansion of  \(-2q(q-8)\) is:

  1. \(-2q+16\)
  2. \(-2q^2+16q\)
  3. \(-2q^2-16q\)
  4. \(2q^2+16q\)
Show Answers Only

\(B\)

Show Worked Solution
\(-2q(q-8)\) \(=-2q\times q-2q\times (-8)\)
  \(=-2q^2+16q\)

  
\(\Rightarrow B\)

Filed Under: Expand and Factorise Tagged With: num-title-ct-core, smc-4696-10-Expand

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